so farther speculating on a possible motive and president barack obama is urging people to wait for all of the facts. >> we still do not know who did this or why and people should not jump to conclusions before we have all the facts but make no mistake, we will get to the bottom of this and we will find out who did this and find out why they did this. >> federal investigators are now pouring over all of the video taken and searching for clues. they say their they were crude devices likely left behind in garbage cans. we are standing by for an update in the newsroom and for now we are live in the newsroom alex savage ktvu channel 2 morning news. >> the trainer of a bay area running club experienced some very tense moments until he found out all five of the runners from his club from the boston marathon were safe. >> we are safe, in our hotel, i was one block passed it was awful. >> he is not changing his plan to compete in next year's boston marathon. >> this is a statement, we want to make sure we are not going to be intimidated by people who do stuff like this. it's really just sad. >>